From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932943AbbCFKh0 (ORCPT ); Fri, 6 Mar 2015 05:37:26 -0500 Received: from youngberry.canonical.com ([91.189.89.112]:44341 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933028AbbCFJ7Z (ORCPT ); Fri, 6 Mar 2015 04:59:25 -0500 From: Luis Henriques To: linux-kernel@vger.kernel.org, stable@vger.kernel.org, kernel-team@lists.ubuntu.com Cc: Hans de Goede , "Rafael J. Wysocki" , Luis Henriques Subject: [PATCH 3.16.y-ckt 086/183] ACPI / video: Add disable_native_backlight quirk for Samsung 510R Date: Fri, 6 Mar 2015 09:56:17 +0000 Message-Id: <1425635874-19087-87-git-send-email-luis.henriques@canonical.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1425635874-19087-1-git-send-email-luis.henriques@canonical.com> References: <1425635874-19087-1-git-send-email-luis.henriques@canonical.com> X-Extended-Stable: 3.16 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.16.7-ckt8 -stable review patch. If anyone has any objections, please let me know. ------------------ From: Hans de Goede commit e77a16355a29230b99bafe55834a8252e55308ec upstream. Backlight control through the native intel interface does not work properly on the Samsung 510R, where as using the acpi_video interface does work, add a quirk for this. Link: https://bugzilla.redhat.com/show_bug.cgi?id=1186097 Signed-off-by: Hans de Goede Signed-off-by: Rafael J. Wysocki Signed-off-by: Luis Henriques --- drivers/acpi/video.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index d4b6a214892b..0f9bf52792b5 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -712,6 +712,15 @@ static struct dmi_system_id video_dmi_table[] __initdata = { }, }, { + /* https://bugzilla.redhat.com/show_bug.cgi?id=1186097 */ + .callback = video_disable_native_backlight, + .ident = "SAMSUNG 3570R/370R/470R/450R/510R/4450RV", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), + DMI_MATCH(DMI_PRODUCT_NAME, "3570R/370R/470R/450R/510R/4450RV"), + }, + }, + { /* https://bugzilla.redhat.com/show_bug.cgi?id=1094948 */ .callback = video_disable_native_backlight, .ident = "SAMSUNG 730U3E/740U3E",